Why is there a 3 month delay between the Presidential elections and the Inauguration?
In the UK – the PM is chosen by the members of parliament – not the complicated electoral system that the U.S. has – (parliamentary system is quite different) – the executive branch in the UK uses the members of parliament to run the entire government – bureaucracy – (cabinet) – therefor the system for transition of Executive power is much more simplified in the UK. In the U.S. the two branches – Exec (President) and Legislative (Congress) are completely separated – thus when the elections occur – Congress comes in (2/3 of the senate remains in power to continue policies) however the executive / cabinet and bureacracy leadership completely changes – the amount of time to select new cabinet / federal agency leadership does take quite some time. Historically – the original transitions of power were much smaller and could have taken place in just a few days or weeks – however there is a delay because of the process – it was originally expected that the House of Representatives would be us